package com.itheima.service;

import java.time.LocalDate;
import java.util.Map;

public interface MemberService {

    Map<String, Object> findMemberCountByMonth();

    /*
    * 根据日期查询新增会员数量
     */
    Integer todayNewMember(LocalDate reportDate);
    //本周新增会员数量
    Integer thisWeekNewMember(LocalDate reportDate);
    //本月新增会员数量
    Integer thisMonthNewMember(LocalDate reportDate);
    //查询总会员数量
    Integer totalMember();
}
